next call is dan in ohio on our democrats' line. dan, we are talking about some of the mental health aspects, what are your thoughts? carl carl all these people -- caller: all these people who are paranoid to think the government is going to take their guns, they probably use a psychological evaluation. if the government wants to take your guns and your assault weapon isn't going to stop them from doing that. a second opinion is, i hear everyone talk about regulating and background checks on handguns, but what about background checks on ammunition and that would cut back criminals. host: i appreciate your time. mental health issue must be handled very carefully. a counselor and nurse should be on every public school site, not guns. and joseph asked, should ptsd prevent owning a firearm. rick on our republican line. what are your thoughts? caller: i appreciate you taking my call. i am a republican, i'm a gun owner, former n.r.a. member and i'm also treated for depression. host: why a former n.r.a. member? caller: the day after the pr